142 321. The President shall submit the candidature list of total nine persons, three members chosen by him, three members chosen by the Speaker of the Pyithu Hluttaw and three members chosen by the Speaker of the Amyotha Hluttaw, and one member from among nine members to be assigned as the Chairperson of the Constitutional Tribunal of the Union, to the Pyidaungsu Hluttaw for its approval. Functions and Duties of the Constitutional Tribunal of the Union 322. The functions and the duties of the Constitutional Tribunal of the Union are as follows : (a) interpreting the provisions under the Constitution; (b) vetting whether the laws promulgated by the Pyidaungsu Hluttaw, the Region Hluttaw, the State Hluttaw or the Self-Administered Division Leading Body and the Self-Administered Zone Leading Body are in conformity with the Constitution or not; (c) vetting whether the measures of the executive authorities of the Union, the Regions, the States, and the Self-Administered Areas are in conformity with the Constitution or not; (d) deciding Constitutional disputes between the Union and a Region, between the Union and a State, between a Region and a State, among the Regions, among the States, between a Region or a State and a Self-Administered Area and among the Self-Administered Areas; (e) deciding disputes arising out of the rights and duties of the Union and a Region, a State or a Self-Administered Area in implementing the Union Law by a Region, State or Self-Administered Area;